. While Mockups 3 projects (.bmpr files) are compatible with the new version, the older 3.5.17 version is no longer actively updated. License Migration : If you own a Mockups 3 license, you may be eligible for a 50% discount when upgrading to the modern Balsamiq for Desktop.
: Unlike earlier versions of Mockups, version 3.5.17 runs as a native application and does not require Adobe Air. this version or your old project files to the latest Balsamiq Cloud? Mockups 3 for Desktop - Balsamiq download balsamiq mockups 3.5.17
You can download Balsamiq Mockups 3.5.17 directly from the official build archives download balsamiq mockups 3.5.17